Kemper Extra High Pressure (Code Silver - 6,000 psi CWP) Cementing / Circulating Hose Loops are now available. Manufactured, assembled and tested to stringent quality standards, these fully traceable and certified steel hoses are suitable for temporary service line, discharge line, test line, as well as high pressure abrasive service such as circulating and cementing. Superior materials and heat treatment assure long life in tough service conditions for handling any oilwell servicing fluid at working pressures up to 6,000 psi.